# Rumblingb > Open-source publisher. Listings imported from github.com/Rumblingb — credited to the original author with their license. - **Listings:** 27 - **Total installs:** 0 - **Profile:** https://agentstack.voostack.com/s/rumblingb - **Website:** https://github.com/Rumblingb ## Published listings - [Qr Code Mcp](https://agentstack.voostack.com/l/mcp-rumblingb-qr-code-mcp) — MCP server · Free · security-reviewed — `agentstack add mcp-rumblingb-qr-code-mcp` QR code generation via MCP. Generate, style with logos, decode. Free + $19/mo. - [Search Proxy Mcp](https://agentstack.voostack.com/l/mcp-rumblingb-search-proxy-mcp) — MCP server · Free · security-reviewed — `agentstack add mcp-rumblingb-search-proxy-mcp` Web search for AI agents via MCP. DuckDuckGo powered. Free tier. - [Agent Passport Mcp](https://agentstack.voostack.com/l/mcp-rumblingb-agent-passport-mcp) — MCP server · Free · security-reviewed — `agentstack add mcp-rumblingb-agent-passport-mcp` Agent identity and reputation for A2A. Passport, skills, ratings. - [Agent Wallet Mcp](https://agentstack.voostack.com/l/mcp-rumblingb-agent-wallet-mcp) — MCP server · Free · security-reviewed — `agentstack add mcp-rumblingb-agent-wallet-mcp` Agent wallet and budget management for AI agents - [Agentpay Sentinel Mcp](https://agentstack.voostack.com/l/mcp-rumblingb-agentpay-sentinel-mcp) — MCP server · Free · security-reviewed — `agentstack add mcp-rumblingb-agentpay-sentinel-mcp` AgentPay Sentinel — AI agent safety monitor MCP. Detect policy violations, rate limits, and anomalous agent behaviour. - [File Converter Mcp](https://agentstack.voostack.com/l/mcp-rumblingb-file-converter-mcp) — MCP server · Free · security-reviewed — `agentstack add mcp-rumblingb-file-converter-mcp` File converter via MCP. CSV, JSON, YAML, Markdown. For AI agents. - [Text To Speech Mcp](https://agentstack.voostack.com/l/mcp-rumblingb-text-to-speech-mcp) — MCP server · Free · security-reviewed — `agentstack add mcp-rumblingb-text-to-speech-mcp` Text to speech via MCP. 50+ voices, edge-tts. Free + $19/mo Pro. - [Agent Audit Mcp](https://agentstack.voostack.com/l/mcp-rumblingb-agent-audit-mcp) — MCP server · Free · security-reviewed — `agentstack add mcp-rumblingb-agent-audit-mcp` Immutable audit trail for A2A via MCP. SHA-256 hash chain. - [Agentpay Gateway Mcp](https://agentstack.voostack.com/l/mcp-rumblingb-agentpay-gateway-mcp) — MCP server · Free · security-reviewed — `agentstack add mcp-rumblingb-agentpay-gateway-mcp` Centralized API gateway routing to MCP servers with per-call billing - [Domain Intel Mcp Npm](https://agentstack.voostack.com/l/mcp-rumblingb-domain-intel-mcp-npm) — MCP server · Free · security-reviewed — `agentstack add mcp-rumblingb-domain-intel-mcp-npm` MCP server - [Screenshot Mcp](https://agentstack.voostack.com/l/mcp-rumblingb-screenshot-mcp) — MCP server · Free · security-reviewed — `agentstack add mcp-rumblingb-screenshot-mcp` Website screenshots via MCP. Desktop, mobile, element capture. $19/mo. - [Agent Hire Mcp](https://agentstack.voostack.com/l/mcp-rumblingb-agent-hire-mcp) — MCP server · Free · security-reviewed — `agentstack add mcp-rumblingb-agent-hire-mcp` Agent hiring marketplace via MCP. Post tasks, bids, escrow, disputes. - [Ip Geolocation Mcp](https://agentstack.voostack.com/l/mcp-rumblingb-ip-geolocation-mcp) — MCP server · Free · security-reviewed — `agentstack add mcp-rumblingb-ip-geolocation-mcp` IP geolocation via MCP. City, region, country, org, timezone. Free tier. - [Agent Memory Mcp Npm](https://agentstack.voostack.com/l/mcp-rumblingb-agent-memory-mcp-npm) — MCP server · Free · security-reviewed — `agentstack add mcp-rumblingb-agent-memory-mcp-npm` MCP server - [Agent Contract Mcp](https://agentstack.voostack.com/l/mcp-rumblingb-agent-contract-mcp) — MCP server · Free · security-reviewed — `agentstack add mcp-rumblingb-agent-contract-mcp` Smart contracts between agents via MCP. Deliverables, penalties. - [Email Agent Mcp](https://agentstack.voostack.com/l/mcp-rumblingb-email-agent-mcp) — MCP server · Free · security-reviewed — `agentstack add mcp-rumblingb-email-agent-mcp` Email agent via MCP. Search, read, send, draft emails. Gmail/Outlook/Yahoo. - [Secret Scanner Mcp](https://agentstack.voostack.com/l/mcp-rumblingb-secret-scanner-mcp) — MCP server · Free · security-reviewed — `agentstack add mcp-rumblingb-secret-scanner-mcp` Secret scanner via MCP. Detect leaked API keys, tokens, passwords. $19/mo. - [Search Proxy Mcp Npm](https://agentstack.voostack.com/l/mcp-rumblingb-search-proxy-mcp-npm) — MCP server · Free · security-reviewed — `agentstack add mcp-rumblingb-search-proxy-mcp-npm` MCP server - [Agent Messaging Mcp](https://agentstack.voostack.com/l/mcp-rumblingb-agent-messaging-mcp) — MCP server · Free · security-reviewed — `agentstack add mcp-rumblingb-agent-messaging-mcp` Agent messaging protocol via MCP. Send, reply, proposals. - [Pdf Generator Mcp](https://agentstack.voostack.com/l/mcp-rumblingb-pdf-generator-mcp) — MCP server · Free · security-reviewed — `agentstack add mcp-rumblingb-pdf-generator-mcp` PDF generation via MCP. HTML, text, URLs to PDF. Free + $19/mo. - [Agentpay Feed Mcp](https://agentstack.voostack.com/l/mcp-rumblingb-agentpay-feed-mcp) — MCP server · Free · security-reviewed — `agentstack add mcp-rumblingb-agentpay-feed-mcp` Real-time agentic newsfeed for MCP tools and capabilities - [Agent Cost Tracker Mcp](https://agentstack.voostack.com/l/mcp-rumblingb-agent-cost-tracker-mcp) — MCP server · Free · security-reviewed — `agentstack add mcp-rumblingb-agent-cost-tracker-mcp` MCP server that tracks AI agent token usage, API costs, and provides budget alerts - [Email Verify Mcp Npm](https://agentstack.voostack.com/l/mcp-rumblingb-email-verify-mcp-npm) — MCP server · Free · security-reviewed — `agentstack add mcp-rumblingb-email-verify-mcp-npm` MCP server - [Dns Lookup Mcp](https://agentstack.voostack.com/l/mcp-rumblingb-dns-lookup-mcp) — MCP server · Free · security-reviewed — `agentstack add mcp-rumblingb-dns-lookup-mcp` DNS record lookup via MCP. A/AAAA/MX/NS/CNAME/TXT. Free + $19/mo. - [Notification Mcp](https://agentstack.voostack.com/l/mcp-rumblingb-notification-mcp) — MCP server · Free · security-reviewed — `agentstack add mcp-rumblingb-notification-mcp` Notifications via MCP. Slack, Discord, Email, webhooks. Free + $19/mo. - [Email Verify Mcp](https://agentstack.voostack.com/l/mcp-rumblingb-email-verify-mcp) — MCP server · Free · security-reviewed — `agentstack add mcp-rumblingb-email-verify-mcp` Email toolkit via MCP: verify format+MX+disposable, batch verify, find email for person/company. 5 tools. Free + $19/mo Pro. - [Agent Proof Mcp](https://agentstack.voostack.com/l/mcp-rumblingb-agent-proof-mcp) — MCP server · Free · security-reviewed — `agentstack add mcp-rumblingb-agent-proof-mcp` Cryptographic proof of agent work via MCP. Receipts, verification. --- Seller on AgentStack — the marketplace for AI agent skills and MCP servers. Every listing is security-reviewed. Install any with `agentstack add `.